| Management number | 209139705 | Release Date | 2026/03/29 | List Price | $79.98 | Model Number | 209139705 | ||
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Meet Sense 2—the smartwatch designed to help you stress less, sleep better & live healthier. Fitbit is part of the Google family. 1) The Fitbit ECG app is only available in select countries and with select devices. Not intended for use by people under 22 years old. See fitbit.com/ecg for additional details. 2) Irregular rhythm notifications are only available in select countries and with select Fitbit products; not intended for use by people under 22 years old or with other known arrhythmias. See fitbit.com/irregularrhythm for additional details. 3) Not available in all markets. The SpO2 feature is not intended to diagnose or treat any medical condition or for any other medical purpose. It is intended to help you manage your well-being and keep track of your information. 4) The Health Metrics dashboard and the metrics displayed in the dashboard are not available in all countries. This feature should not be relied on for any medical purposes. It is intended to provide information that can help you manage your well-being. The SpO2 feature requires more frequent charging. 5) Requires a Fitbit Premium membership. Premium content recommendations are not available in all locales and may be in English only. 6) When phone is nearby. 7) See bank and transit availability at fitbit.com/fitbit-pay/banks 8) Amazon, Alexa and all related marks are trademarks of Amazon.com, Inc. or its affiliates. Alexa is not available in all languages and countries. Alexa features and functionality may vary by location. 9) Varies with use and other factors. Up to 12 hours with continuous GPS. Get 24 hours of charge with 12 minutes of charging. 10) 6 months of Premium for New Premium users only. Must activate with device. Valid payment method required. Free trial must be activated within 60 days of device activation. Cancel before free trial ends to avoid subscription fees. Requires use of Fitbit app with compatible iPhone or Android devices. A Google account will be required.
| UPC | 810073611429 |
|---|---|
| Brand | Fitbit |
| Color | Shadow Grey/Graphite |
| Shape | Square |
| Band Color | Grey |
| Model Name | Fitbit Sense 2 |
| Resolution | 348 x 348 |
| Sport Type | Fitness |
| Style Name | Modern |
| Unit Count | 1.0 Count |
| Band Length | 184.15 Millimeters |
| Item Weight | 0.42 Pounds |
| Screen Size | 1.58 Inches |
| Closure Type | Buckle |
| Display Type | LCD |
| Manufacturer | Fitbit Inc |
| Model Number | FB521 |
| BuiltIn Media | Watch Band |
| Warranty Type | Standard |
| Controller Type | Android |
| Item Dimensions | 1.57 x 0.47 x 1.57 inches |
| Target Audience | Unisex Adult |
| Battery Capacity | 162 |
| Metrics Measured | Stress,Heart Rate,Body Temperature,Sleep,SPo2 |
| Operating System | Android |
| Battery Cell Type | Lithium Ion |
| Waterproof Rating | IP67 |
| Wireless Provider | Unlocked |
| Band Material Type | Silicone |
| Compatible Devices | Smartphone |
| Additional Features | Activity Tracker, Stress Tracking, Sleep Monitor, ECG, Heart Rate Monitor, GPS, Notifications, Phone Call, Text Messaging, Bluetooth |
| Battery Charge Time | 2 Hours |
| Battery Average Life | 6 days |
| Warranty Description | 1 year manufacturer |
| Wireless Compability | Bluetooth |
| Age Range Description | Adult |
| Communication Feature | True |
| Human Interface Input | Touchscreen |
| Supported Application | GPS, Sleep Monitor |
| Water Resistance Depth | 164 Feet |
| Water Resistance Level | Water Resistant |
| Wearable Computer Type | Smart Watch |
| Compatible Phone Models | iPhone (all current models), Android |
| Connectivity Technology | Bluetooth |
| Memory Storage Capacity | 4 GB |
| GPS Geotagging Functionality | Built-in GPS |
| Supported Satellite Navigation System | GPS |
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